In the L.H. part Chopin wrote accidentals in A only to the top notes of the octaves – e in b. 47, e1, b, f in b. 48. All the necessary accidentals were added in GE (→FE,EE,FESB).
In the main text we add cautionary naturals to f-f1 in b. 47.
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category imprint: Interpretations within context; Differences between sources; Editorial revisions
issues: Accidentals in different octaves, GE revisions, Inaccuracies in A
notation: Pitch